INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c200a7919b208e421a422505b6f2bd2a1654e1474a75a247ee1a4f0ce81adb54', 
    'KMHS2VN0W6TC7NQu2iUE7XHahR8Zl8tV5/OuaF44GLE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)